package cn.wolfcode.car.business.service.impl;

import cn.wolfcode.car.base.domain.User;
import cn.wolfcode.car.business.domain.Statement;
import cn.wolfcode.car.business.domain.StatementItem;
import cn.wolfcode.car.business.mapper.StatementItemMapper;
import cn.wolfcode.car.business.mapper.StatementMapper;
import cn.wolfcode.car.business.query.StatementItemQueryObject;
import cn.wolfcode.car.business.service.IStatementItemService;
import cn.wolfcode.car.business.service.IStatementService;
import cn.wolfcode.car.common.base.page.TablePageInfo;
import cn.wolfcode.car.common.exception.BusinessException;
import cn.wolfcode.car.common.util.Convert;
import cn.wolfcode.car.common.util.LogUtils;
import cn.wolfcode.car.shiro.ShiroUtils;
import com.github.pagehelper.PageHelper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;
import java.util.Date;
import java.util.List;

@Service
@Transactional
public class StatementItemServiceImpl implements IStatementItemService {

    @Autowired
    private StatementItemMapper statementItemMapper;
    @Autowired
    private StatementMapper statementMapper;

    @Override
    public TablePageInfo<StatementItem> query(StatementItemQueryObject qo) {
        PageHelper.startPage(qo.getPageNum(), qo.getPageSize());
        return new TablePageInfo<StatementItem>(statementItemMapper.selectForList(qo));
    }


    @Override
    public void save(StatementItem statementItem) {
        statementItemMapper.insert(statementItem);

    }

    @Override
    public StatementItem get(Long id) {
        return statementItemMapper.selectByPrimaryKey(id);
    }


    @Override
    public void update(StatementItem statementItem) {
        statementItemMapper.updateByPrimaryKey(statementItem);


    }

    @Override
    public void deleteBatch(String ids) {
        Long[] dictIds = Convert.toLongArray(ids);
        for (Long dictId : dictIds) {
            statementItemMapper.deleteByPrimaryKey(dictId);
        }
    }

    @Override
    public List<StatementItem> list() {
        return statementItemMapper.selectAll();
    }

    @Override
    public void saveitems(List<StatementItem> statements) {

        StatementItem remove = statements.remove(statements.size() - 1);
        BigDecimal itemPrice = remove.getItemPrice();
        Long statementId = remove.getStatementId();

        statementItemMapper.deleteByStatementId(statementId);

        BigDecimal totalAmount = new BigDecimal(0.00);
        BigDecimal countAmount = new BigDecimal(0.00);
        for (StatementItem statement : statements) {
            totalAmount =totalAmount.add(statement.getItemPrice().multiply(BigDecimal.valueOf(statement.getItemQuantity())));
            countAmount = countAmount.add(BigDecimal.valueOf(statement.getItemQuantity()));
            statement.setStatementId(statementId);

            statementItemMapper.insert(statement);
        }
        statementMapper.updateBy(itemPrice,statementId,totalAmount,countAmount);
        System.out.println(remove);
    }

    @Override
    public void updatePay(Long statementId) {
        /*StatementItem statement = statementItemMapper.selectPay(statementId);
        if (statement == null) {
            throw new BusinessException("请先保存再支付");
        }*/
        User user = ShiroUtils.getUser();
        statementMapper.updatePay(statementId,user.getId(),Statement.STATUS_PAID);
    }
}
